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29 Μαρ 2022 · The ability to hold your urine and pass urine is complex and involves the coordination of muscles, nerve signals and hormones, which is regulated by the brain and the spinal cord. Babies and toddlers can’t yet voluntarily control the emptying of their bladder – they only learn to do so gradually.
ADH stimulation of aquaporin channels allows for regulation of water recovery in the collecting ducts. Normally, all of the glucose is recovered, but loss of glucose control (diabetes mellitus) may result in an osmotic diuresis severe enough to produce severe dehydration and death.
30 Οκτ 2023 · The kidneys perform the filtration functions of the urinary system and create urine, while the remaining organs act as transport tubes or provide temporary urine storage. The anatomy of the urinary system can be seen here in the urinary system diagram.
7 Μαρ 2021 · When the bladder fills with urine (about half full), stretch receptors send nerve impulses to the spinal cord, which then sends a reflex nerve impulse back to the sphincter (muscular valve) at the neck of the bladder, causing it to relax and allow the flow of urine into the urethra.
The renal system, which is also called the urinary system, is a group of organs in the body that filters out excess fluid and other substances from the bloodstream. The purpose of the renal system is to eliminate wastes from the body, regulate blood volume and pressure, control levels of electrolytes and metabolites, and regulate blood pH.
The main function of the urinary system is to control the volume and composition of blood by removing excess fluid and waste products from the body. The structures of the urinary system consist of two kidneys, two ureters, the urinary bladder, and the urethra. The kidneys filter the blood to produce urine.
